Ceramic mug: How long can I expect my battery to last?

When using your Ember Ceramic Mug, you can expect a little over one hour when in use without the charging coaster at a target temperature of about 130°F (54.4°C). Battery life will vary depending on pour temperature, ambient temperature, desired temperature, and if cold creamer was added.

The data used in this graph were under these conditions: Pour temperature of 170°F (76.6°C), Ambient temperature of 72°F (22.2°C), and 1.5 ounces of cold creamer added after.